$(function () {
    'use strict';

    QUnit.module('button plugin')

    QUnit.test('should be defined on jquery object', function (assert) {
        assert.expect(1)
        assert.ok($(document.body).button, 'button method is defined')
    })

    QUnit.module('button', {
        beforeEach: function () {
            // Run all tests in noConflict mode -- it's the only way to ensure that the plugin works in noConflict mode
            $.fn.bootstrapButton = $.fn.button.noConflict()
        },
        afterEach: function () {
            $.fn.button = $.fn.bootstrapButton
            delete $.fn.bootstrapButton
        }
    })

    QUnit.test('should provide no conflict', function (assert) {
        assert.expect(1)
        assert.strictEqual($.fn.button, undefined, 'button was set back to undefined (org value)')
    })

    QUnit.test('should return jquery collection containing the element', function (assert) {
        assert.expect(2)
        var $el = $('<div/>')
        var $button = $el.bootstrapButton()
        assert.ok($button instanceof $, 'returns jquery collection')
        assert.strictEqual($button[0], $el[0], 'collection contains element')
    })

    QUnit.test('should return set state to loading', function (assert) {
        assert.expect(4)
        var $btn = $('<button class="btn" data-loading-text="fat">mdo</button>')
        assert.strictEqual($btn.html(), 'mdo', 'btn text equals mdo')
        $btn.bootstrapButton('loading')
        var done = assert.async()
        setTimeout(function () {
            assert.strictEqual($btn.html(), 'fat', 'btn text equals fat')
            assert.ok($btn[0].hasAttribute('disabled'), 'btn is disabled')
            assert.ok($btn.hasClass('disabled'), 'btn has disabled class')
            done()
        }, 0)
    })

    QUnit.test('should return reset state', function (assert) {
        assert.expect(7)
        var $btn = $('<button class="btn" data-loading-text="fat">mdo</button>')
        assert.strictEqual($btn.html(), 'mdo', 'btn text equals mdo')
        $btn.bootstrapButton('loading')
        var doneOne = assert.async()
        setTimeout(function () {
            assert.strictEqual($btn.html(), 'fat', 'btn text equals fat')
            assert.ok($btn[0].hasAttribute('disabled'), 'btn is disabled')
            assert.ok($btn.hasClass('disabled'), 'btn has disabled class')
            doneOne()
            var doneTwo = assert.async()
            $btn.bootstrapButton('reset')
            setTimeout(function () {
                assert.strictEqual($btn.html(), 'mdo', 'btn text equals mdo')
                assert.ok(!$btn[0].hasAttribute('disabled'), 'btn is not disabled')
                assert.ok(!$btn.hasClass('disabled'), 'btn does not have disabled class')
                doneTwo()
            }, 0)
        }, 0)
    })

    QUnit.test('should work with an empty string as reset state', function (assert) {
        assert.expect(7)
        var $btn = $('<button class="btn" data-loading-text="fat"/>')
        assert.strictEqual($btn.html(), '', 'btn text equals ""')
        $btn.bootstrapButton('loading')
        var doneOne = assert.async()
        setTimeout(function () {
            assert.strictEqual($btn.html(), 'fat', 'btn text equals fat')
            assert.ok($btn[0].hasAttribute('disabled'), 'btn is disabled')
            assert.ok($btn.hasClass('disabled'), 'btn has disabled class')
            doneOne()
            var doneTwo = assert.async()
            $btn.bootstrapButton('reset')
            setTimeout(function () {
                assert.strictEqual($btn.html(), '', 'btn text equals ""')
                assert.ok(!$btn[0].hasAttribute('disabled'), 'btn is not disabled')
                assert.ok(!$btn.hasClass('disabled'), 'btn does not have disabled class')
                doneTwo()
            }, 0)
        }, 0)
    })

    QUnit.test('should toggle active', function (assert) {
        assert.expect(2)
        var $btn = $('<button class="btn" data-toggle="button">mdo</button>')
        assert.ok(!$btn.hasClass('active'), 'btn does not have active class')
        $btn.bootstrapButton('toggle')
        assert.ok($btn.hasClass('active'), 'btn has class active')
    })

    QUnit.test('should toggle active when btn children are clicked', function (assert) {
        assert.expect(2)
        var $btn = $('<button class="btn" data-toggle="button">mdo</button>')
        var $inner = $('<i/>')
        $btn
            .append($inner)
            .appendTo('#qunit-fixture')
        assert.ok(!$btn.hasClass('active'), 'btn does not have active class')
        $inner.trigger('click')
        assert.ok($btn.hasClass('active'), 'btn has class active')
    })

    QUnit.test('should toggle aria-pressed', function (assert) {
        assert.expect(2)
        var $btn = $('<button class="btn" data-toggle="button" aria-pressed="false">redux</button>')
        assert.strictEqual($btn.attr('aria-pressed'), 'false', 'btn aria-pressed state is false')
        $btn.bootstrapButton('toggle')
        assert.strictEqual($btn.attr('aria-pressed'), 'true', 'btn aria-pressed state is true')
    })

    QUnit.test('should toggle aria-pressed when btn children are clicked', function (assert) {
        assert.expect(2)
        var $btn = $('<button class="btn" data-toggle="button" aria-pressed="false">redux</button>')
        var $inner = $('<i/>')
        $btn
            .append($inner)
            .appendTo('#qunit-fixture')
        assert.strictEqual($btn.attr('aria-pressed'), 'false', 'btn aria-pressed state is false')
        $inner.trigger('click')
        assert.strictEqual($btn.attr('aria-pressed'), 'true', 'btn aria-pressed state is true')
    })

    QUnit.test('should check for closest matching toggle', function (assert) {
        assert.expect(12)
        var groupHTML = '<div class="btn-group" data-toggle="buttons">'
            + '<label class="btn btn-primary active">'
            + '<input type="radio" name="options" id="option1" checked="true"> Option 1'
            + '</label>'
            + '<label class="btn btn-primary">'
            + '<input type="radio" name="options" id="option2"> Option 2'
            + '</label>'
            + '<label class="btn btn-primary">'
            + '<input type="radio" name="options" id="option3"> Option 3'
            + '</label>'
            + '</div>'
        var $group = $(groupHTML).appendTo('#qunit-fixture')

        var $btn1 = $group.children().eq(0)
        var $btn2 = $group.children().eq(1)

        assert.ok($btn1.hasClass('active'), 'btn1 has active class')
        assert.ok($btn1.find('input').prop('checked'), 'btn1 is checked')
        assert.ok(!$btn2.hasClass('active'), 'btn2 does not have active class')
        assert.ok(!$btn2.find('input').prop('checked'), 'btn2 is not checked')
        $btn2.find('input').trigger('click')
        assert.ok(!$btn1.hasClass('active'), 'btn1 does not have active class')
        assert.ok(!$btn1.find('input').prop('checked'), 'btn1 is not checked')
        assert.ok($btn2.hasClass('active'), 'btn2 has active class')
        assert.ok($btn2.find('input').prop('checked'), 'btn2 is checked')

        $btn2.find('input').trigger('click') // clicking an already checked radio should not un-check it
        assert.ok(!$btn1.hasClass('active'), 'btn1 does not have active class')
        assert.ok(!$btn1.find('input').prop('checked'), 'btn1 is not checked')
        assert.ok($btn2.hasClass('active'), 'btn2 has active class')
        assert.ok($btn2.find('input').prop('checked'), 'btn2 is checked')
    })

})
